126918189 is an odd 9-digits composite number following 126918188
and preceding 126918190 . In scientific notation, it is written as 1.26918189 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 82811592 positive integers (up to 126918189) that are relatively prime to 126918189.
126918189 has 8 divisors, whose sum is 144021120
The reverse of 126918189 is 981819621
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-six million nine hundred eighteen thousand one hundred eighty-nine
Scientific notation
1.26918189 × 10^8
Engineering notation
1.26918189 × 10^6
Prime Factorization
9 × 47 × 300043
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
126918189
Product of the distinct prime numbers
The prime factorization of 126918189 is 9 × 47 × 300043.
Since it has a total of 3 prime factors.
10 , 3 , 5 , 23 , 874 , 398 , 7280 , 2862 , 69342 , 97032 , 941258 , 64425 , 3674268 , 4032259 , 30908571 , 46318340 , 538857322 , 911409849 , 3724938653 , 1690235382
n×2
253836378
n×3
380754567
n×4
507672756
n×5
634590945
n÷2
63459094.5
n÷3
42306063
n÷3
31729547.25
n÷5
25383637.8
n2
16108226699039721
n3
2.0444269606436E+24
n4
2.5947496738766E+32
n5
3.2932092951675E+40
2 √n
11265.797308668
3 √n
502.54461325145
4 √n
106.14046028103
5 √n
41.754642851978
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-126918188
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 126918189 can be divided by 8 positive divisors.
The sum of these divisors (counting 126918189) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100100001001111000101101
3
Ternary
22211211010000200
4
Quaternary
13210021320231
5
Quinary
224442340224
6
Senary
20332144113
8
Octal
744117055
10
Decimal
126918189
12
Duodecimal
36608039
16
Hexadecimal
7909e2d
20
Vigesimal
1jd4f99
36
Base36
23kap9
md5
ed98b0e944a9a115ccd04a0421de4d15
sha1
84522397adbe02a640e4ec569fbc3ff0f6502bb6
sha256
0cc7aa7d1f723335876e999f466269a32de313ebb21a9ff974f4a48f12a7b13b
sha512
d189e1e8ff99e563775eed1c138e0f6bbded16916eccaae29489679fb02defc2ff14a00e40a45c4bac4db135ed61949068e704ba6fd6a33772a8fe5906100970
ripemd-160
db8d2fa6db060ca7cbeade3a0881307ed6dfbe1e
Diameter
253836378
Circumference
797450500.33864
Area
5.0605486660062E+16
Volume
8.563675627145E+24
Surface area
2.0242194664025E+17
Circumference
797450500.33864
Perimeter
507672756
Area
16108226699039721
Diagonal
179489424.19563
Surface area
96649360194238326
Volume
2.0444269606436E+24
Space diagonal
219828751.75263
Perimeter
380754567
Area
6.9750667656436E+15
Altitude
109914375.87631
Surface area
6.9750667656436E+15
Volume
2.4093802791861E+23
Height
59829808.065211